Nitrous Distribution Block, 1 In 8 Out - 1/8" NPT Standard Block, Black - NOS Distribution Blocks are precision machined to help distribute balanced amounts of nitrous and fuel to each intake port. All NOS Distribution Blocks use 1/8" NPT “in” and are available with 1/8" NPT or 1/16" NPT “out.” Fittings must be ordered separately.
Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Holley's products include performance fuel pumps, fuel injection, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl's, Holley products can give you the edge you need over the competition.